| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 548300100 |
1,3-diazoles (including hydrogenated)
| 309 |
| 548356100 |
1,2-diazoles (including hydrogenated)
| 171 |
| 548146000 |
1,3-thiazoles (including hydrogenated)
| 152 |
| 548101000 |
Heavy metal or aluminum containing
| 142 |
| 548215000 |
1,3-oxazoles (including hydrogenated)
| 108 |
| 548250000 |
Tetrazoles (including hydrogenated)
| 86 |
| 548262200 |
1,2,4-triazoles (including hydrogenated)
| 78 |
| 548125000 |
The five-membered hetero ring consists of chalcogen, plural nitrogens, and carbon
| 61 |
| 548255000 |
1,2,3-triazoles (including hydrogenated)
| 59 |
| 548110000 |
Boron or silicon containing
| 48 |
| 548240000 |
1,2-oxazoles (including hydrogenated)
| 44 |
| 548112000 |
Phosphorus attached indirectly to the five-membered hetero ring by nonionic bonding
| 23 |
| 548206000 |
1,2-thiazoles (including hydrogenated)
| 18 |
| 548122000 |
The five-membered hetero ring consists of sulfur, oxygen, nitrogen, and carbon | 4 |
| 20090124813 | Process for Preparing Optically Active Aminopentane Derivative, Intermediate and Process for Preparing Intermediate - There are provided a process for preparing an optically active aminopentane derivative that is promising as a psychotropic agent, an antidepressant agent, an antiparkinsonian agent, an anti-Alzheimer's agent, an apoptosis inhibitor, or the like; a novel optically active intermediate oxathiazolidine derivative very useful in the production of the aminopentane derivative; and process for the production thereof. | 05-14-2009 |
| 20100324300 | PROCESS FOR PREPARING OPTICALLY ACTIVE AMINOPENTANE DERIVATIVE, INTERMEDIATE AND PROCESS FOR PREPARING INTERMEDIATE - There are provided a process for preparing an optically active aminopentane derivative that is promising as a psychotropic agent, an antidepressant agent, an antiparkinsonian agent, an anti-Alzheimer's agent, an apoptosis inhibitor, or the like; a novel optically active intermediate oxathiazolidine derivative very useful in the production of the aminopentane derivative; and process for the production thereof. | 12-23-2010 |
| 20130225828 | IMAGING AGENTS - The present invention provides novel amino acid compounds useful in detecting and evaluating brain and body tumors. These compounds have the advantageous properties of rapid uptake and prolonged retention in tumors and can be labeled with halogen isotopes such as fluorine-18, iodine-123, iodine-124, iodine-125, iodine-131, bromine-75, bromine-76, bromine-77, bromine-82, astatine-210, astatine-211, and other astatine isotopes. These compounds can also be labeled with technetium and rhenium isotopes using known chelation complexes. The compounds disclosed herein bind tumor tissues in vivo with high specificity and selectivity when administered to a subject. Preferred compounds show a target to non-target ratio of at least 2:1, are stable in vivo and substantially localized to target within 1 hour after administration. Preferred compounds include 1-amino-2-[ | 08-29-2013 |
| 20140128614 | PESTICIDAL DIARYL - HETEROCYCLYL DERIVATIVES - To provide pesticidal allylAryl heterocycle derivatives that are useful as a pesticidal compound. | 05-08-2014 |
| 548111000 |
Phosphorus attached directly to the five-membered hetero ring by nonionic bonding | 2 |
| 20110269968 | Non-Signal Imidazole Reagents for Mass Spectrometry Analysis of Phosphomonoesters - Analytical chemical reagents termed non-signal imidazoles and a method for their use that provide a host of advantages for analysis of phosphomonoesters are described. The method and compounds of the invention provide a host of advantages for the analysis of phosphomonoester-containing compounds, namely characteristic, multi-analyte detection with high sensitivity and specificity of known and unknown phosphomonoester-containing compounds simultaneously. | 11-03-2011 |
| 20120215006 | SYNTHESIS OF PHOSPHORIC ESTERS - The present invention relates to a process for the preparation of phosphoric esters, and to selected compounds. | 08-23-2012 |
| 548120000 |
The five-membered hetero ring contains ring selenium and is one of the cyclos in a polycyclo ring system | 2 |
| 20140243534 | HALOGENATED COMPOUNDS FOR PHOTODYNAMIC THERAPY - Halo-organic heterocyclic compounds are described, in which at least two halogen atoms are bound to a nitrogen-containing heterocyclic terminal moiety of the compound, with at least one of such halogen atoms being iodine or bromine. Also described are polymethine dyes based on these heterocyclic compounds, and dendrimeric compounds and conjugates of such polymethine dyes. The polymethine dyes are characterized by enhanced properties, e.g., brightness, photostability, sensitivity and/or selective affinity that make them useful to target cancer cells, pathogenic microorganisms, and/or other biological materials, in applications such as photodynamic therapy, photodynamic antimicrobial chemotherapy (PACT), cancer treatment, selective removal or attachment of biological materials, antimicrobial coating materials, and other diagnostic, theranostic, spectrum shifting, deposition/growth, and analytic applications. | 08-28-2014 |
| 20140303379 | LUMINESCENT SOLAR CONCENTRATOR COMPRISING DISUBSTITUTED BENZOSELENADIAZOLE COMPOUNDS - Luminescent solar concentrator (LSC) comprising at least one disubstituted benzoselenadiazole compound having general formula (I): R | 10-09-2014 |
| 548123000 |
Plural ring sulfurs in the five-membered hetero ring | 1 |
| 20100137609 | METHOD FOR PRODUCING PURIFIED AMMONIUM SALT OF FLUORINATED BIS-SULFONYLIMIDE - Methods for preparing an ammonium salt and a lithium salt of a fluorinated bis-sulfonylimide by a practical and efficient method with a high yield with a small number of steps. Further, a high purity ammonium salt of a fluorinated bis-sulfonylimide useful for the method for producing a lithium salt is provided. | 06-03-2010 |
